Welcome to the forum....I would do it. My trailer was great with no openings. I went to check how my trailer wintered and saw no signs of mice, but I did not check thoroughly yet!
I camped early May last year and was fine, the furnace ran a lot but that is what its for, enjoy!
2013 Jayco Flight 33RLDS ( Parking this at seasonal site)
2013 F150 EXL Screw 5.0 4x4 3:55 locking ( not towing the above trailer with this truck)
Spending my children's inheritances on my toys!